In accordance with an embodiment of the present disclosure, an image synchronization device includes a light emitting source configured to emit light at intervals of a predetermined time, a sampling phase calibration circuit configured to calibrate a sampling phase of each of the first image sensor and the second image sensor on the basis of a light emitting timing of the light emitting source and a delay calibration circuit configured to generate delay information on the basis of a result of comparison between first image information transmitted from the first image sensor and second image information transmitted from the second image sensor.
Legal claims defining the scope of protection, as filed with the USPTO.
2. The image synchronization device according to claim 1, wherein the sampling phase calibration circuit synchronizes the sampling phase of each of the first image sensor and the second image sensor with a light emitting phase of the light emitting source.
4. The image synchronization device according to claim 3, wherein the sampling phase information generation circuit sequentially increases or decreases the respective sampling phases.
6. The image synchronization device according to claim 5, wherein the sampling period of the first image sensor is identical to the sampling period of the second image sensor.
7. The image synchronization device according to claim 5, wherein the light emitting period calibration circuit calibrates the light emitting period of the light emitting source to be 2N times (N being a natural number) a sampling period of each of the first image sensor and the second image sensor.
9. The image synchronization device according to claim 8, wherein the decision circuit generates a sampling period calibration continuation signal on the basis of the delay information.
10. The image synchronization device according to claim 8, wherein the light emitting period calibration circuit calibrates the light emitting period of the light emitting source to be different from a previous light emitting period on the basis of the sampling period calibration continuation signal.
11. The image synchronization device according to claim 10, wherein the light emitting period calibration circuit calibrates the light emitting period of the light emitting source to be double that of the previous light emitting period.
12. The image synchronization device according to claim 8, wherein the delay information detection circuit calibrates a delay of the first light emitting period information and a delay of the second light emitting period information on the basis of the delay information.
15. The image synchronization device according to claim 1, wherein the sampling period calibration circuit calibrates the sampling period of each of the first image sensor and the second image sensor to be ½N times (N being a natural number) the light emitting period of the light emitting source.
21. The image information generation apparatus according to claim 19, wherein the delay information detection circuit calibrates a delay of the first light emitting period information and a delay of the second light emitting period information on the basis of the delay information.
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June 14, 2018
October 25, 2022
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